package cn.arikeky;

import com.netflix.loadbalancer.RandomRule;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.cloud.client.circuitbreaker.EnableCircuitBreaker;
import org.springframework.cloud.client.loadbalancer.LoadBalanced;
import org.springframework.cloud.netflix.eureka.EnableEurekaClient;
import org.springframework.context.annotation.Bean;
import org.springframework.web.client.RestTemplate;

@SpringBootApplication
// 表名此服务是Eure客户端，开启Eureka客户端功能，不加此注解默认也开启客户端功能
@EnableEurekaClient
// 开启Hystrix断路器
@EnableCircuitBreaker
public class OrderApp {

    public static void main(String[] args) {
        SpringApplication.run(OrderApp.class,args);
    }

    // 在有springconfig 的类里去声明对象交给spring去管理
    @Bean
    // 让RestTemplate拥有负载均衡能力
    @LoadBalanced
    public RestTemplate restTemplate(){
        return new RestTemplate();
    }

    /*
     * @Description: 配置负载均衡为随机算法
     * @Author: Director
     * @Date: 2022/7/27 17:00
     * @return: com.netflix.loadbalancer.RandomRule
     **/
    @Bean
    public RandomRule randomRule(){
        return new RandomRule();
    }

}
